1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _SYS_AGGR_IMPL_H 28*0Sstevel@tonic-gate #define _SYS_AGGR_IMPL_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <sys/types.h> 33*0Sstevel@tonic-gate #include <sys/mac.h> 34*0Sstevel@tonic-gate #include <sys/ght.h> 35*0Sstevel@tonic-gate #include <sys/aggr_lacp.h> 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate #ifdef __cplusplus 38*0Sstevel@tonic-gate extern "C" { 39*0Sstevel@tonic-gate #endif 40*0Sstevel@tonic-gate 41*0Sstevel@tonic-gate #ifdef _KERNEL 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #define AGGR_MINOR_CTL 0 /* control interface minor */ 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate /* flags for aggr_grp_modify() */ 46*0Sstevel@tonic-gate #define AGGR_MODIFY_POLICY 0x01 47*0Sstevel@tonic-gate #define AGGR_MODIFY_MAC 0x02 48*0Sstevel@tonic-gate #define AGGR_MODIFY_LACP_MODE 0x04 49*0Sstevel@tonic-gate #define AGGR_MODIFY_LACP_TIMER 0x08 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate /* 52*0Sstevel@tonic-gate * A link aggregation MAC port. 53*0Sstevel@tonic-gate * Note that lp_next is protected by the lg_lock of the group the 54*0Sstevel@tonic-gate * port is part of. 55*0Sstevel@tonic-gate */ 56*0Sstevel@tonic-gate typedef struct aggr_port_s { 57*0Sstevel@tonic-gate struct aggr_port_s *lp_next; 58*0Sstevel@tonic-gate struct aggr_grp_s *lp_grp; /* back ptr to group */ 59*0Sstevel@tonic-gate char lp_devname[MAXNAMELEN + 1]; 60*0Sstevel@tonic-gate uint8_t lp_addr[ETHERADDRL]; /* port MAC address */ 61*0Sstevel@tonic-gate uint32_t lp_refs; /* refcount */ 62*0Sstevel@tonic-gate aggr_port_state_t lp_state; 63*0Sstevel@tonic-gate uint32_t lp_started : 1, 64*0Sstevel@tonic-gate lp_tx_enabled : 1, 65*0Sstevel@tonic-gate lp_collector_enabled : 1, 66*0Sstevel@tonic-gate lp_promisc_on : 1, 67*0Sstevel@tonic-gate lp_closing : 1, 68*0Sstevel@tonic-gate /* 69*0Sstevel@tonic-gate * Indicates whether it is in the process of setting 70*0Sstevel@tonic-gate * MAC address to the aggregation group MAC 71*0Sstevel@tonic-gate */ 72*0Sstevel@tonic-gate lp_set_grpmac : 1, 73*0Sstevel@tonic-gate lp_pad_bits : 26; 74*0Sstevel@tonic-gate uint_t lp_port; 75*0Sstevel@tonic-gate mac_handle_t lp_mh; 76*0Sstevel@tonic-gate const mac_info_t *lp_mip; 77*0Sstevel@tonic-gate mac_notify_handle_t lp_mnh; 78*0Sstevel@tonic-gate mac_rx_handle_t lp_mrh; 79*0Sstevel@tonic-gate krwlock_t lp_lock; 80*0Sstevel@tonic-gate uint_t lp_tx_idx; /* idx in group's tx array */ 81*0Sstevel@tonic-gate uint64_t lp_ifspeed; 82*0Sstevel@tonic-gate link_state_t lp_link_state; 83*0Sstevel@tonic-gate link_duplex_t lp_link_duplex; 84*0Sstevel@tonic-gate uint64_t lp_stat[MAC_NSTAT]; 85*0Sstevel@tonic-gate aggr_lacp_port_t lp_lacp; /* LACP state */ 86*0Sstevel@tonic-gate lacp_stats_t lp_lacp_stats; 87*0Sstevel@tonic-gate mac_tx_t lp_tx; 88*0Sstevel@tonic-gate void *lp_tx_arg; 89*0Sstevel@tonic-gate } aggr_port_t; 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate /* 92*0Sstevel@tonic-gate * A link aggregation group. 93*0Sstevel@tonic-gate * 94*0Sstevel@tonic-gate * The following per-group flags are defined: 95*0Sstevel@tonic-gate * 96*0Sstevel@tonic-gate * - lg_addr_fixed: set when the MAC address has been explicitely set 97*0Sstevel@tonic-gate * when the group was created, or by a m_unicst_set() request. 98*0Sstevel@tonic-gate * If this flag is not set, the MAC address of the group will be 99*0Sstevel@tonic-gate * set to the first port that is added to the group. 100*0Sstevel@tonic-gate * 101*0Sstevel@tonic-gate * - lg_add_set: used only when lg_addr_fixed is not set. Captures whether 102*0Sstevel@tonic-gate * the MAC address was initialized according to the members of the group. 103*0Sstevel@tonic-gate * When set, the lg_port field points to the port from which the 104*0Sstevel@tonic-gate * MAC address was initialized. 105*0Sstevel@tonic-gate * 106*0Sstevel@tonic-gate */ 107*0Sstevel@tonic-gate typedef struct aggr_grp_s { 108*0Sstevel@tonic-gate krwlock_t lg_lock; 109*0Sstevel@tonic-gate uint16_t lg_key; /* key (group port number) */ 110*0Sstevel@tonic-gate uint32_t lg_refs; /* refcount */ 111*0Sstevel@tonic-gate uint16_t lg_nports; /* number of MAC ports */ 112*0Sstevel@tonic-gate uint8_t lg_addr[ETHERADDRL]; /* group MAC address */ 113*0Sstevel@tonic-gate ghte_t lg_hte; 114*0Sstevel@tonic-gate uint16_t 115*0Sstevel@tonic-gate lg_addr_fixed : 1, /* fixed MAC address? */ 116*0Sstevel@tonic-gate lg_started : 1, /* group started? */ 117*0Sstevel@tonic-gate lg_promisc : 1, /* in promiscuous mode? */ 118*0Sstevel@tonic-gate lg_closing : 1, 119*0Sstevel@tonic-gate lg_pad_bits : 12; 120*0Sstevel@tonic-gate aggr_port_t *lg_ports; /* list of configured ports */ 121*0Sstevel@tonic-gate aggr_port_t *lg_mac_addr_port; 122*0Sstevel@tonic-gate mac_t lg_mac; 123*0Sstevel@tonic-gate uint_t lg_rx_resources; 124*0Sstevel@tonic-gate uint_t lg_nattached_ports; 125*0Sstevel@tonic-gate uint_t lg_ntx_ports; 126*0Sstevel@tonic-gate aggr_port_t **lg_tx_ports; /* array of tx ports */ 127*0Sstevel@tonic-gate uint_t lg_tx_ports_size; /* size of lg_tx_ports */ 128*0Sstevel@tonic-gate uint32_t lg_tx_policy; /* outbound policy */ 129*0Sstevel@tonic-gate uint64_t lg_ifspeed; 130*0Sstevel@tonic-gate link_state_t lg_link_state; 131*0Sstevel@tonic-gate link_duplex_t lg_link_duplex; 132*0Sstevel@tonic-gate uint64_t lg_stat[MAC_NSTAT]; 133*0Sstevel@tonic-gate aggr_lacp_mode_t lg_lacp_mode; /* off, active, or passive */ 134*0Sstevel@tonic-gate Agg_t aggr; /* 802.3ad data */ 135*0Sstevel@tonic-gate } aggr_grp_t; 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate #define AGGR_LACP_LOCK(grp) mutex_enter(&(grp)->aggr.gl_lock); 138*0Sstevel@tonic-gate #define AGGR_LACP_UNLOCK(grp) mutex_exit(&(grp)->aggr.gl_lock); 139*0Sstevel@tonic-gate #define AGGR_LACP_LOCK_HELD(grp) MUTEX_HELD(&(grp)->aggr.gl_lock) 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate #define AGGR_GRP_REFHOLD(grp) { \ 142*0Sstevel@tonic-gate atomic_add_32(&(grp)->lg_refs, 1); \ 143*0Sstevel@tonic-gate ASSERT((grp)->lg_refs != 0); \ 144*0Sstevel@tonic-gate } 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate #define AGGR_GRP_REFRELE(grp) { \ 147*0Sstevel@tonic-gate ASSERT((grp)->lg_refs != 0); \ 148*0Sstevel@tonic-gate membar_exit(); \ 149*0Sstevel@tonic-gate if (atomic_add_32_nv(&(grp)->lg_refs, -1) == 0) \ 150*0Sstevel@tonic-gate aggr_grp_free(grp); \ 151*0Sstevel@tonic-gate } 152*0Sstevel@tonic-gate 153*0Sstevel@tonic-gate #define AGGR_PORT_REFHOLD(port) { \ 154*0Sstevel@tonic-gate atomic_add_32(&(port)->lp_refs, 1); \ 155*0Sstevel@tonic-gate ASSERT((port)->lp_refs != 0); \ 156*0Sstevel@tonic-gate } 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate #define AGGR_PORT_REFRELE(port) { \ 159*0Sstevel@tonic-gate ASSERT((port)->lp_refs != 0); \ 160*0Sstevel@tonic-gate membar_exit(); \ 161*0Sstevel@tonic-gate if (atomic_add_32_nv(&(port)->lp_refs, -1) == 0) \ 162*0Sstevel@tonic-gate aggr_port_free(port); \ 163*0Sstevel@tonic-gate } 164*0Sstevel@tonic-gate 165*0Sstevel@tonic-gate extern dev_info_t *aggr_dip; 166*0Sstevel@tonic-gate 167*0Sstevel@tonic-gate extern int aggr_open(dev_t *, int, int, cred_t *); 168*0Sstevel@tonic-gate extern int aggr_close(dev_t, int, int, cred_t *); 169*0Sstevel@tonic-gate extern int aggr_ioctl(dev_t, int, intptr_t, int, cred_t *, int *); 170*0Sstevel@tonic-gate 171*0Sstevel@tonic-gate typedef int (*aggr_grp_info_new_grp_fn_t)(void *, uint32_t, uchar_t *, 172*0Sstevel@tonic-gate boolean_t, uint32_t, uint32_t, aggr_lacp_mode_t, aggr_lacp_timer_t); 173*0Sstevel@tonic-gate typedef int (*aggr_grp_info_new_port_fn_t)(void *, char *, uint32_t, 174*0Sstevel@tonic-gate uchar_t *, aggr_port_state_t, aggr_lacp_state_t *); 175*0Sstevel@tonic-gate typedef void (*aggr_grp_walker_fn_t)(aggr_grp_t *, void *); 176*0Sstevel@tonic-gate 177*0Sstevel@tonic-gate extern void aggr_grp_init(void); 178*0Sstevel@tonic-gate extern int aggr_grp_fini(void); 179*0Sstevel@tonic-gate extern int aggr_grp_create(uint32_t, uint_t, laioc_port_t *, uint32_t, 180*0Sstevel@tonic-gate boolean_t, uchar_t *, aggr_lacp_mode_t, aggr_lacp_timer_t); 181*0Sstevel@tonic-gate extern int aggr_grp_delete(uint32_t); 182*0Sstevel@tonic-gate extern void aggr_grp_free(aggr_grp_t *); 183*0Sstevel@tonic-gate 184*0Sstevel@tonic-gate extern int aggr_grp_info(uint_t *, uint32_t, void *, 185*0Sstevel@tonic-gate aggr_grp_info_new_grp_fn_t, aggr_grp_info_new_port_fn_t); 186*0Sstevel@tonic-gate extern void aggr_grp_notify(aggr_grp_t *, uint32_t); 187*0Sstevel@tonic-gate extern boolean_t aggr_grp_attach_port(aggr_grp_t *, aggr_port_t *); 188*0Sstevel@tonic-gate extern boolean_t aggr_grp_detach_port(aggr_grp_t *, aggr_port_t *); 189*0Sstevel@tonic-gate extern boolean_t aggr_grp_port_mac_changed(aggr_grp_t *, aggr_port_t *); 190*0Sstevel@tonic-gate extern int aggr_grp_add_ports(uint32_t, uint_t, laioc_port_t *); 191*0Sstevel@tonic-gate extern int aggr_grp_rem_ports(uint32_t, uint_t, laioc_port_t *); 192*0Sstevel@tonic-gate extern void aggr_grp_update_ports_mac(aggr_grp_t *); 193*0Sstevel@tonic-gate extern int aggr_grp_modify(uint32_t, aggr_grp_t *, uint8_t, uint32_t, 194*0Sstevel@tonic-gate boolean_t, const uchar_t *, aggr_lacp_mode_t, aggr_lacp_timer_t); 195*0Sstevel@tonic-gate extern void aggr_grp_multicst_port(aggr_port_t *, boolean_t); 196*0Sstevel@tonic-gate extern void aggr_grp_walk(aggr_grp_walker_fn_t, void *); 197*0Sstevel@tonic-gate 198*0Sstevel@tonic-gate extern void aggr_port_init(void); 199*0Sstevel@tonic-gate extern int aggr_port_fini(void); 200*0Sstevel@tonic-gate extern int aggr_port_create(const char *, uint_t, aggr_port_t **); 201*0Sstevel@tonic-gate extern void aggr_port_delete(aggr_port_t *); 202*0Sstevel@tonic-gate extern void aggr_port_free(aggr_port_t *); 203*0Sstevel@tonic-gate extern int aggr_port_start(aggr_port_t *); 204*0Sstevel@tonic-gate extern void aggr_port_stop(aggr_port_t *); 205*0Sstevel@tonic-gate extern int aggr_port_promisc(aggr_port_t *, boolean_t); 206*0Sstevel@tonic-gate extern int aggr_port_unicst(aggr_port_t *, uint8_t *); 207*0Sstevel@tonic-gate extern int aggr_port_multicst(void *, boolean_t, const uint8_t *); 208*0Sstevel@tonic-gate extern uint64_t aggr_port_stat(aggr_port_t *, enum mac_stat); 209*0Sstevel@tonic-gate 210*0Sstevel@tonic-gate extern void aggr_recv_cb(void *, mac_resource_handle_t, mblk_t *); 211*0Sstevel@tonic-gate 212*0Sstevel@tonic-gate extern mblk_t *aggr_m_tx(void *, mblk_t *); 213*0Sstevel@tonic-gate extern void aggr_send_port_enable(aggr_port_t *); 214*0Sstevel@tonic-gate extern void aggr_send_port_disable(aggr_port_t *); 215*0Sstevel@tonic-gate extern void aggr_send_update_policy(aggr_grp_t *, uint32_t); 216*0Sstevel@tonic-gate 217*0Sstevel@tonic-gate extern void aggr_lacp_init_port(aggr_port_t *); 218*0Sstevel@tonic-gate extern void aggr_lacp_init_grp(aggr_grp_t *); 219*0Sstevel@tonic-gate extern void aggr_lacp_set_mode(aggr_grp_t *, aggr_lacp_mode_t, 220*0Sstevel@tonic-gate aggr_lacp_timer_t); 221*0Sstevel@tonic-gate extern void aggr_lacp_update_mode(aggr_grp_t *, aggr_lacp_mode_t); 222*0Sstevel@tonic-gate extern void aggr_lacp_update_timer(aggr_grp_t *, aggr_lacp_timer_t); 223*0Sstevel@tonic-gate extern void aggr_lacp_rx(aggr_port_t *, mblk_t *); 224*0Sstevel@tonic-gate extern void aggr_lacp_port_attached(aggr_port_t *); 225*0Sstevel@tonic-gate extern void aggr_lacp_port_detached(aggr_port_t *); 226*0Sstevel@tonic-gate extern void aggr_lacp_policy_changed(aggr_grp_t *); 227*0Sstevel@tonic-gate 228*0Sstevel@tonic-gate #endif /* _KERNEL */ 229*0Sstevel@tonic-gate 230*0Sstevel@tonic-gate #ifdef __cplusplus 231*0Sstevel@tonic-gate } 232*0Sstevel@tonic-gate #endif 233*0Sstevel@tonic-gate 234*0Sstevel@tonic-gate #endif /* _SYS_AGGR_IMPL_H */ 235